Chicago to Oiso time converter

Oiso is 14 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 11:00 PM in Oiso.

Chicago CDT

Monday, October 19, 2026

Oiso JST

Tuesday, October 20, 2026

Chicago
Illinois, United States
Mon, Oct 19
CDTUTC-5
Oiso
Japan
Tue, Oct 20
JSTUTC+9+14h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Oiso conversion table

Every hour of today in Chicago and the matching time in Oiso. Light rows are typical working hours (9:00–18:00).

ChicagoOiso
12:00 AM2:00 PM
1:00 AM3:00 PM
2:00 AM4:00 PM
3:00 AM5:00 PM
4:00 AM6:00 PM
5:00 AM7:00 PM
6:00 AM8:00 PM
7:00 AM9:00 PM
8:00 AM10:00 PM
9:00 AM11:00 PM
10:00 AM12:00 AM+1 day
11:00 AM1:00 AM+1 day
12:00 PM2:00 AM+1 day
1:00 PM3:00 AM+1 day
2:00 PM4:00 AM+1 day
3:00 PM5:00 AM+1 day
4:00 PM6:00 AM+1 day
5:00 PM7:00 AM+1 day
6:00 PM8:00 AM+1 day
7:00 PM9:00 AM+1 day
8:00 PM10:00 AM+1 day
9:00 PM11:00 AM+1 day
10:00 PM12:00 PM+1 day
11:00 PM1:00 PM+1 day

Best time to call or meet

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Chicago (7:00 AM – 8:00 AM in Oiso): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Chicago and Oiso switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: +14h
  • Nov 1, 2026 – Mar 14, 2027: +15h
  • Mar 14, 2027 – Oct 19, 2027: +14h

Distance

Chicago and Oiso are 10,193 km (6,334 miles) apart in a straight line.

More conversions

Oiso to ChicagoChicago to New YorkChicago to LondonChicago to Los AngelesChicago to TorontoChicago to São PauloChicago to ParisChicago to BerlinChicago to MoscowChicago to DubaiChicago to New DelhiChicago to BangkokChicago to Singapore
New York to OisoLondon to OisoLos Angeles to OisoToronto to OisoSão Paulo to OisoParis to OisoBerlin to OisoMoscow to OisoDubai to OisoNew Delhi to OisoBangkok to OisoSingapore to Oiso

Questions and answers

What is the time difference between Chicago and Oiso?

Oiso is 14 hours ahead of Chicago.

What time is it in Oiso when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 11:00 PM in Oiso.

When is the best time to call Oiso from Chicago?

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Chicago (7:00 AM – 8:00 AM in Oiso): working hours on one side, early or late on the other.

Does the time difference between Chicago and Oiso change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.